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气体的输运过程与输运系数
引用本文:蒋学华.气体的输运过程与输运系数[J].湘潭师范学院学报(自然科学版),2001,23(3):30-32.
作者姓名:蒋学华
作者单位:临沂师范学院物理系
摘    要:根据气体输运过程粘滞、热传导和扩散这三种现象的共有特性,推导了输运过程遵循的共同规律,给出了推证气体输运系数公式的一种方法,避免了热学教科书中对三种输运现象分别进行了讨论带来的麻烦。

关 键 词:气体  输运过程  粘滞系数  热传导系数  扩散系数  热学  输运系数
文章编号:1671-0231(2001)03-0030-03
修稿时间:2001年5月21日

Transport process and transport coefficients in gases
JIANG,Xue-hua.Transport process and transport coefficients in gases[J].Journal of Xiangtan Normal University (Natural Science Edition),2001,23(3):30-32.
Authors:JIANG  Xue-hua
Abstract:Gas transport process includes three kinds of phenomena-viscosity, heat conduction and diffusion. According to the common characteristics of the three kinds of phenomena, a common regularity followed in the transport process is derived, and a method of deriving the formula for transport coefficient is given. A lot of trouble is saved, for it is unnecessary to discuss the three kinds of phenomena in the transport process respectively.
Keywords:gas  transport process  coefficient of viscosity  coefficient of heat conduction  coefficient of diffusion  
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